#4B5FBE#4B5FBE

#4B5FBE is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.0% C 0.150 H 271.3°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4B5FBE
RGB	rgb(75, 95, 190)
HSL	hsl(230, 47%, 52%)
HSV	hsv(230, 61%, 75%)
CMYK	cmyk(60.5%, 50%, 0%, 25.5%)
CIE-LAB	lab(43.35, 21.87, -52.41)
CIE-LCH	lch(43.35, 56.79, 292.65°)
OKLab	oklab(51.99% 0.0035 -0.15)
OKLCH	oklch(51.99% 0.15 271.3)
XYZ	xyz(16.2850, 13.3967, 50.4328)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B5FBE #BEAA4B

analogous

#4B99BE #4B5FBE #714BBE

triadic

#4B5FBE #BE4B5F #5FBE4B

tetradic

#4B5FBE #BE4B99 #BEAA4B #4BBE71

square

#4B5FBE #BE4B99 #BEAA4B #4BBE71

split-complementary

#4B5FBE #BE714B #99BE4B

monochromatic

#263169 #364796 #4B5FBE #7887CE #A5AFDE

Accessibility & contrast

On white

5.71

#4B5FBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#4B5FBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B5FBE

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B5FBE	#FFFFFF	#000000	##FFFFFF
##4B5FBE	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C6CC1

Deuteranopia (green-blind)

#1462BC

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4b5fbe;
/* rgb */ color: rgb(75, 95, 190);
/* oklch */ color: oklch(52.0% 0.150 271.3);

Tailwind

colors: {
  custom: {
    50: '#888cd2',
    500: '#4b5fbe',
    950: '#000000',
  },
}

SCSS

$custom: #4b5fbe;
$custom-light: #888cd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b5fbe",
  "rgb": {
    "r": 75,
    "g": 95,
    "b": 190
  },
  "hsl": {
    "h": 229.565,
    "s": 46.939,
    "l": 51.961
  },
  "oklch": {
    "l": 0.51988,
    "c": 0.15001,
    "h": 271.3
  },
  "luminance": 0.13398
}

Semantic roles & 50–950 ramp

primary

#4B5FBE

secondary

#CCC399

accent

#BF51D7

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4B5FBE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →